CN108931058B - Water heater with polygonal gland - Google Patents
Water heater with polygonal gland Download PDFInfo
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- CN108931058B CN108931058B CN201710406155.9A CN201710406155A CN108931058B CN 108931058 B CN108931058 B CN 108931058B CN 201710406155 A CN201710406155 A CN 201710406155A CN 108931058 B CN108931058 B CN 108931058B
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- gland
- polygonal
- limiting
- shell
- water heater
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sealing Devices (AREA)
- Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)
Abstract
The invention belongs to the technical field of water heaters, and discloses a water heater with a polygonal gland, which comprises a shell and an inner container, wherein a water pipe is arranged on the inner container, a duplex material blocking ring sleeved on the water pipe is arranged between the shell and the inner container, the duplex material blocking ring is connected with the polygonal gland attached to the outer side of the shell, and the polygonal gland is limited by the duplex material blocking ring in circumferential rotation and axial movement. According to the invention, the duplex material blocking ring is arranged, so that the polygonal gland on the shell can be limited in the circumferential direction and the axial direction at the same time, and the polygonal gland can be prevented from being separated from the shell while being prevented from rotating. And when the polygonal gland is installed, the positioning of the polygonal gland can be realized only through the duplex material blocking ring without using a tool for positioning, so that the positioning and installation cost is reduced, and the assembly efficiency is improved. In addition, the polygonal gland can be attached to the outer side of the shell, so that the overall attractiveness of the water heater is improved.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a water heater with a polygonal gland.
Background
Along with the continuous development progress of water heater technique, the structure and the outward appearance of current water heater have also presented the diversification, at the water heater foaming process at present, can be provided with between shell and inner bag usually and keep off the material circle, and the cover is equipped with circular gland on the water pipe, and this circular gland is laminated mutually with circular shell, can prevent that water pipe department expanded material from spilling over when foaming.
In order to improve the overall appearance effect of the water heater, a square or other polygonal gland is partially used, the square or polygonal gland is sleeved on the water pipe at the moment, the problem of random rotation exists, the square or polygonal gland needs to be positioned by a tool during installation, the installation cost is increased, the assembly efficiency is reduced, and in addition, the square or polygonal gland is difficult to accurately position even if the tool is used for positioning. Moreover, the rotation of the square or polygonal pressing cover can affect the appearance of the water heater.
Disclosure of Invention
The invention aims to provide a water heater with a polygonal gland, which solves the problems that the square or other polygonal glands of the existing water heater are difficult to position and influence the appearance due to random rotation.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a water heater with polygon gland, includes shell and inner bag, be equipped with the water pipe on the inner bag, be equipped with the duplex between shell and the inner bag and establish the duplex material retaining ring on the water pipe, the duplex material retaining ring is connected with the laminating the polygon gland in the shell outside, the polygon gland is by duplex material retaining ring restriction circumferential direction and axial displacement.
Through the duplex material blocking ring, the polygonal gland can be effectively limited, random rotation of the polygonal gland is avoided, and the positioning accuracy and the assembling efficiency are improved.
Preferably, a limiting structure is arranged in the duplex material blocking ring, the polygonal gland is clamped on the limiting structure and limited in circumferential rotation and axial movement by the limiting structure, and the water pipe penetrates through the limiting structure.
Preferably, the duplex material blocking ring comprises two material blocking rings which are symmetrically arranged and fixedly connected, and the limiting structure is connected in the material blocking rings.
Through keeping off material circle fixed connection with two, can so that avoid keeping off the material circle and take place the skew, and can prevent that the polygon gland from driving and keeping off the material circle and rotate together.
Preferably, limit structure establishes the spacing sleeve on the water pipe including setting up inside and the cover of fender material circle to and set up in the first spacing portion and the spacing portion of second of spacing sleeve circumference, first spacing portion joint is in the one end of the polygonal gland shell of not laminating for the axial displacement of restriction polygonal gland, the spacing portion joint of second is in the both sides of polygonal gland, is used for restricting the circumferential direction of polygonal gland.
Preferably, polygon gland one end is equipped with the laminating shell and is polygonized structure's apron, and the other end is cylindric structure and tip and is equipped with the first joint portion with first spacing portion joint, one side of the directional pair of striker ring of apron is equipped with the second joint portion with the spacing portion joint of second.
Preferably, the first limiting portion comprises an outer baffle arranged on the outer side of the circumferential direction of the limiting sleeve, and the first clamping portion comprises an inner baffle which is circumferentially arranged on the inner side of the end portion of the polygonal gland and clamped with the outer baffle.
Above-mentioned first spacing portion includes outer baffle, and first joint portion includes interior baffle, through the cooperation joint of outer baffle and interior baffle, can restrict the axial displacement of polygon gland, avoids the polygon gland to break away from the shell.
Preferably, the first limiting portion comprises at least one section of external thread arranged on the outer side of the circumferential direction of the limiting sleeve, and the first clamping portion comprises an internal thread which is circumferentially arranged on the inner side of the end portion of the polygonal gland and clamped with the external thread.
Preferably, the second limiting part comprises a positioning groove arranged in the circumferential direction of the limiting sleeve, and the second clamping part comprises a clamping strip arranged on the cover plate and clamped in the positioning groove.
The spacing portion of above-mentioned second includes the constant head tank, and second joint portion is including blocking the strip, through blocking the strip joint in the constant head tank, can restrict the circumferential direction of polygon gland, avoids the rotation of polygon gland.
Preferably, the number of the second limiting parts is two, and the two second limiting parts are symmetrically arranged on two sides of the limiting sleeve, which are not provided with the first limiting part.
Preferably, the two material blocking rings are fixedly connected through a connecting plate, and the shape of the connecting plate is matched with the shape of the shell opposite to the connecting plate.
According to the invention, the duplex material blocking ring is arranged, so that the polygonal gland on the shell can be limited in the circumferential direction and the axial direction at the same time, and the polygonal gland can be prevented from being separated from the shell while being prevented from rotating. And when the polygonal gland is installed, the positioning of the polygonal gland can be realized only through the duplex material blocking ring without using a tool for positioning, so that the positioning and installation cost is reduced, and the assembly efficiency is improved. In addition, the polygonal gland can be attached to the outer side of the shell, so that the overall attractiveness of the water heater is improved.
Drawings
FIG. 1 is a schematic view of a water heater with a polygonal gland according to the present invention;
FIG. 2 is a top plan view of the water heater of the present invention having a polygonal-shaped gland;
FIG. 3 is a schematic structural view of a duplex material retaining ring according to the present invention;
FIG. 4 is an enlarged schematic view taken at A of FIG. 3 in accordance with the present invention;
fig. 5 is a schematic structural view of the polygonal gland of the present invention.
In the figure:
1. a housing; 2. an inner container; 3. a water pipe; 4. a duplex material blocking ring; 5. a polygonal gland; 41. a material blocking ring; 42. a limiting sleeve; 43. a first limiting part; 44. a second limiting part; 45. a connecting plate; 51. a cover plate; 52. a first clamping part; 53. a second clamping part; 441. a U-shaped member; 442. and (4) clamping the board.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The invention provides a water heater with a polygonal gland 5, as shown in figures 1-2, the water heater comprises a shell 1, an inner container 2, a water pipe 3, a duplex material blocking ring 4 and the polygonal gland 5, wherein:
the water pipe 3 is arranged on the inner container 2, and the duplex material blocking ring 4 is sleeved on the water pipe 3 and is arranged between the shell 1 and the inner container 2. The polygonal gland 5 is connected to the duplex material retaining ring 4 at one end, the duplex material retaining ring 4 limits circumferential rotation and axial movement, and the other end is polygonal and attached to the shell 1. Through pair material blocking ring 4, can be effective spacing polygon gland 5, avoid it to rotate at will, improve the accuracy of location to and assembly efficiency.
In this implementation, specifically, referring to fig. 1 and fig. 3, the dual material retaining ring 4 includes two material retaining rings 41 that are symmetrically disposed and fixedly connected through a connecting plate 45, and the shape of the connecting plate 45 matches with the shape of the housing 1 opposite to the connecting plate 45, so that the connecting plate 45 can be attached to the inner wall of the housing 1. It can be understood that the two material stop rings 41 can be fixedly connected through other structures, not only through the structure of the connecting plate 45.
Above-mentioned material stop ring 41 is cylindric structure, this material stop ring 41 is arranged in to the one end of above-mentioned polygon gland 5, keep off the inside limit structure that is equipped with of material stop ring 41, as shown in fig. 4, this limit structure is including setting up at the inside and the cover of material stop ring 41 and establish the spacing sleeve 42 on water pipe 3, and set up at the spacing portion 43 of spacing sleeve 42 circumference and the spacing portion 44 of second, wherein first spacing portion 43 joint in the one end of polygon gland 5 shell 1 that does not laminate, an axial displacement for limiting polygon gland 5, the spacing portion 44 joint of second is in the both sides of polygon gland 5, a circumferential direction for limiting polygon gland 5.
As shown in fig. 5, one end of the polygonal pressing cover 5 is a cover plate 51 having a polygonal structure, and the cover plate 51 is disposed to be attached to the housing 1, specifically, the shape of the cover plate 51 may be square, or may be other polygonal; the other end of the polygonal gland 5 is of a cylindrical structure, the end part of the polygonal gland is provided with a first clamping part 52 clamped with the first limiting part 43, and one side of the cover plate 51, which points to the duplex material retaining ring 4, is provided with a second clamping part 53 clamped with the second limiting part 44.
Through the mutual joint of the above-mentioned first spacing portion 43 joint and first joint portion 52, can realize spacing to the axial of polygon gland 5, through the mutual joint cooperation of spacing portion 44 of second and second joint portion 53, can realize spacing to the circumference of polygon gland 5. Namely, the polygonal pressing cover 5 can be prevented from being rotated and the polygonal pressing cover 5 can be prevented from being separated from the housing 1.
Specifically, the first limiting portion 43 may be at least one section of external thread arranged on the circumferential outer side of the limiting sleeve 42, and correspondingly, the first clamping portion 52 is an internal thread circumferentially arranged on the inner side of the end portion of the polygonal gland 5 and clamped with the external thread. When installation polygon gland 5, only need press polygon gland 5 to pair fender material circle 4 departments, the internal thread can realize joint between them in the internal thread can be embedded under the effect of pressure this moment. It can be understood that, in this embodiment, the polygonal gland 5 may also be connected to the duplex material blocking ring 4 by screwing, and the axial limitation of the polygonal gland 5 may still be achieved.
In this embodiment, the first limiting portion 43 may also be an outer baffle disposed at the circumferential outer side of the limiting sleeve 42, and correspondingly, the first clamping portion 52 is an inner baffle circumferentially disposed at the inner side of the end portion of the polygonal gland 5 and clamped with the outer baffle. When pressing polygon gland 5 to pair fender material circle 4, outer baffle can be crossed to interior baffle under the effect of pressure to form the joint cooperation with outer baffle, and then restricted 5 axial displacement of polygon gland, avoid polygon gland 5 to break away from shell 1.
It should be understood that the first limiting portion 43 and the first engaging portion 52 may be other structures capable of engaging with each other, and the structures capable of engaging with each other and limiting the axial movement of the polygonal pressing cover 5 are within the scope of the present invention.
Referring to fig. 4 and 5, the second position-limiting portion 44 includes a positioning groove disposed in the circumferential direction of the position-limiting sleeve 42, and the second engaging portion 53 is engageable with the positioning groove.
Specifically, two U-shaped pieces 441 may be symmetrically disposed in the circumferential direction of the limiting sleeve 42, and the U-shaped pieces 441 are disposed on two sides of the limiting sleeve 42 where the first limiting portion 43 is not disposed. Be equipped with cardboard 442 on the inner wall of this U type spare 441 both sides, two cardboard 442 symmetries set up and the hole between the two has formed above-mentioned constant head tank, and above-mentioned second joint portion 53 sets up on apron 51 and the joint just also be the card strip in the constant head tank between two cardboard 442 including the symmetry, and is concrete, and this card strip is U type structure, when card strip joint is between two cardboard 442, the both sides of card strip contact with cardboard 442. It is understood that the card 442 may be provided in multiple pairs (two symmetrically disposed card 442 are a pair), and the card strip may be engaged between any pair of the card 442.
Through the structure of the above-mentioned spacing portion 44 of second and second joint portion 53, can effectively restrict the circumferential direction of polygon gland 5, and then avoid polygon gland 5 to rotate, lead to can not put flatly, influence result of use and aesthetic property.
It should be understood that the second limiting portion 44 and the second engaging portion 53 may be other structures capable of engaging with each other, and the structures capable of engaging with each other and limiting the circumferential rotation of the polygonal pressing cover 5 are within the scope of the present invention.
In this embodiment, a hole is formed in the housing 1, and one end of the polygonal gland 5 passes through the hole and is connected to the duplex material retaining ring 4.
When installing above-mentioned polygon gland 5, only need pass the hole on the shell 1 with polygon gland 5 to aim at the first spacing portion 43 and the spacing portion 44 of second that pair dam 4 respectively with polygon gland 5's first joint portion 52 and second joint portion 53, press polygon gland 5 to pair dam 4 afterwards, first joint portion 52 can be pressed to first spacing portion 43 and with first spacing portion 43 joint, second joint portion 53 joint in the spacing portion 44 of second, can accomplish polygon gland 5's installation.
When the polygonal gland 5 is installed, a tool is not needed to be used for positioning, the polygonal gland 5 can be positioned only by the double material blocking ring 4, the positioning and installation cost is reduced, and the assembly efficiency is improved. The polygonal gland 5 of the embodiment can be attached to the outer side of the shell 1, so that the overall attractiveness of the water heater is improved.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. A water heater with a polygonal gland comprises a shell (1) and a liner (2), wherein a water pipe (3) is arranged on the liner (2), and the water heater is characterized in that a duplex material blocking ring (4) sleeved on the water pipe (3) is arranged between the shell (1) and the liner (2), the duplex material blocking ring (4) is connected with a polygonal gland (5) attached to the outer side of the shell (1), the polygonal gland (5) is limited by the duplex material blocking ring (4) to rotate in the circumferential direction and move in the axial direction, a limiting structure is arranged in the duplex material blocking ring (4), the polygonal gland (5) is connected with the limiting structure in a clamping manner and is limited by the limiting structure to rotate in the circumferential direction and move in the axial direction, the water pipe (3) passes through the limiting structure, the duplex material blocking ring (4) comprises two symmetrically arranged and fixedly connected material blocking rings (41), limiting structure connects in keeping off material circle (41), limiting structure establishes spacing sleeve (42) on water pipe (3) including setting up keeping off material circle (41) inside and cover to and set up in spacing first spacing portion (43) and the spacing portion of second (44) of spacing sleeve (42) circumference, first spacing portion (43) joint is in the one end that polygonal gland (5) do not laminate shell (1) for the axial displacement of restriction polygonal gland (5), spacing portion (44) joint of second is in the both sides of polygonal gland (5), is used for restricting the circumferential direction of polygonal gland (5).
2. The water heater with the polygonal gland according to claim 1, wherein one end of the polygonal gland (5) is provided with a cover plate (51) which is attached to the outer shell (1) and has a polygonal structure, the other end of the polygonal gland is cylindrical, the end of the polygonal gland is provided with a first clamping portion (52) which is clamped with a first limiting portion (43), and one side of the cover plate (51) pointing to the duplex material blocking ring (4) is provided with a second clamping portion (53) which is clamped with a second limiting portion (44).
3. The water heater with the polygonal gland according to claim 2, wherein the first limiting portion (43) comprises an outer baffle plate arranged on the circumferential outer side of the limiting sleeve (42), and the first clamping portion (52) comprises an inner baffle plate arranged on the inner side of the end portion of the polygonal gland (5) in the circumferential direction and clamped with the outer baffle plate.
4. The water heater with the polygonal gland according to claim 2, wherein the first limiting portion (43) comprises at least one section of external thread arranged on the circumferential outer side of the limiting sleeve (42), and the first clamping portion (52) comprises an internal thread circumferentially arranged on the inner side of the end portion of the polygonal gland (5) and clamped with the external thread.
5. The water heater with the polygonal gland according to claim 3 or 4, wherein the second limiting portion (44) comprises a positioning groove arranged on the circumference of the limiting sleeve (42), and the second clamping portion (53) comprises a clamping strip arranged on the cover plate (51) and clamped in the positioning groove.
6. The water heater with polygonal gland according to claim 5, characterized in that the second limit portion (44) is provided with two and symmetrically arranged at both sides of the limit sleeve (42) where the first limit portion (43) is not arranged.
7. The water heater with the polygonal gland bush according to the claim 1, characterized in that the two material blocking rings (41) are fixedly connected through a connecting plate (45), and the shape of the connecting plate (45) is matched with the shape of the shell (1) opposite to the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406155.9A CN108931058B (en) | 2017-05-26 | 2017-05-26 | Water heater with polygonal gland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710406155.9A CN108931058B (en) | 2017-05-26 | 2017-05-26 | Water heater with polygonal gland |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108931058A CN108931058A (en) | 2018-12-04 |
| CN108931058B true CN108931058B (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710406155.9A Active CN108931058B (en) | 2017-05-26 | 2017-05-26 | Water heater with polygonal gland |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108931058B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4790290A (en) * | 1987-09-28 | 1988-12-13 | A. O. Smith Corporation | Method and apparatus for foam insulating a vessel |
| CN202106501U (en) * | 2011-04-28 | 2012-01-11 | 海尔集团公司 | Foaming material retaining ring for water heater and water heater |
| CN102980302A (en) * | 2012-11-14 | 2013-03-20 | 海尔集团公司 | Electric water heater and assembly method of electric water heater using large plastic sleeve |
| CN203092889U (en) * | 2012-03-09 | 2013-07-31 | 青岛经济技术开发区海尔热水器有限公司 | Water heater tank foaming locating structure |
| JP2016048136A (en) * | 2014-08-27 | 2016-04-07 | 日立アプライアンス株式会社 | Hot water tank unit |
-
2017
- 2017-05-26 CN CN201710406155.9A patent/CN108931058B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4790290A (en) * | 1987-09-28 | 1988-12-13 | A. O. Smith Corporation | Method and apparatus for foam insulating a vessel |
| CN202106501U (en) * | 2011-04-28 | 2012-01-11 | 海尔集团公司 | Foaming material retaining ring for water heater and water heater |
| CN203092889U (en) * | 2012-03-09 | 2013-07-31 | 青岛经济技术开发区海尔热水器有限公司 | Water heater tank foaming locating structure |
| CN102980302A (en) * | 2012-11-14 | 2013-03-20 | 海尔集团公司 | Electric water heater and assembly method of electric water heater using large plastic sleeve |
| JP2016048136A (en) * | 2014-08-27 | 2016-04-07 | 日立アプライアンス株式会社 | Hot water tank unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108931058A (en) | 2018-12-04 |
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